May weather forecast and climate
Cairns, Australia

What is the temperature in May in Cairns?

In Cairns, Australia, in May, the average high-temperature is 27°C (80.6°F), and the average low-temperature is 19°C (66.2°F).

How many days does it rain in May in Cairns?

In May, the rain falls for 8 days. Throughout May, 138mm (5.4") of precipitation is accumulated.
Average temperature in May - Cairns, Australia
  • Average high temperature in May: 27°C

Warmest months (with the highest average high temperature) are January, February and December (31°C).
Months with the lowest average high temperature are June and July (25°C).

  • Average low temperature in May: 19°C

Months with the highest average low temperature are January, February and December (23°C).
The coldest month (with the lowest average low temperature) is July (16°C).

Average rainfall in May - Cairns, Australia
  • Average rainfall in May: 138mm

The wettest month (with the highest rainfall) is March (442mm).
The driest month (with the lowest rainfall) is August (38mm).

Average rainfall days in May - Cairns, Australia
  • Average rainfall days in May: 8 days

The month with the highest number of rainy days is February (14 days).
The month with the lowest number of rainy days is September (3 days).

Average sea temperature in May - Cairns, Australia
  • Average sea temperature in May: 26.2°C

The best month for swimming (with the highest average sea temperature) is January (29.5°C).
The coldest month (with the lowest average sea temperature) is July (23.8°C).

Average daylight in May / Average sunshine in May - Cairns, Australia
  • Average daylight in May: 11.3h

The month with the longest days is December (Average daylight: 13.1h).
The month with shortest days is June (Average daylight: 11.1h).

  • Average sunshine in May: 6h

The month with most sunshine is October (Average sunshine: 9h).
Months with least sunshine are February, March, April and May (Average sunshine: 6).

Average UV index in May - Cairns, Australia
  • Average UV index in May: 8

Months with the highest UV index are January, February, March, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 7).

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